Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
4214 Veralynn (1987 UX4)
Classification: Main-belt Asteroid          SPK-ID: 2004214
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284880913803403 2.9309e-08  
a 2.420691524672974 7.7249e-09 au
q 2.109661490847177 7.0309e-08 au
i 3.545676398052017 5.295e-06 deg
node 13.84682029121373 5.4355e-05 deg
peri 83.99057488507347 5.9798e-05 deg
M 191.2845005978061 2.3633e-05 deg
tp 2459645.203580774246
(2022-Mar-06.70358077)
9.1077e-05 TDB
period 1375.648887630952
3.77
6.585e-06
1.803e-08
d
yr
n .2616946833141175 1.2527e-09 deg/d
Q 2.73172155849877 8.7175e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2138  
   data-arc span      24309 days (66.55 yr)  
   first obs. used      1953-10-08  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46613  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:05:04  

Additional Information
 Earth MOID = 1.12999 au 
 Jupiter MOID = 2.41254 au 
 T_jup = 3.500 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO473824  
diameter diameter 8.237 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 7.60 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Aznar, A. (2011) http://www.apt.com.es/web/index.php?option=com_content&view=article &id=56%3Aanalisis-de-asteroides&catid=38%3Aanalisis-de-asteroides&I temid=55]
geometric albedo albedo 0.217   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4214 Veralynn (1987 UX4)          Discovered 1987-Oct-22 by Zhuravleva, L. V. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1987 UX4 = 1953 TB1 = 1972 TQ4 = 1972 VP = 1976 YT2 = 1977 AD = 1981 AF1 = 1985 FX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-06 21:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin